Table 3 Detection of E. coli with immunohistochemistry in the caecum of turkeys

Infected with monoxenic H. meleagridis (actual trial)^a

 Negative control (n = 9)

–^b

–

 No lesion (n = 11)

–

–

 Mild lesion (n = 6)

1^c

–

 Severe lesion (n = 6)

3

–

Infected with monoxenic H. meleagridis [29]

 Negative control (n = 2)

–

–

 LS 2 (n = 1)

–

–

 LS 3 (n = 3)

2

–

 LS 4 (n = 4)

1

–

Infected with xenic H. meleagridis [33]

 Negative control (n = 2)

–

–

 LS 3 (n = 1)

1

–

 LS 4 (n = 5)

3 (caecal content and/or necrotic mucosal epithelium)

–

Field cases with histomonosis

 n = 2

2 (caecal content and necrotic mucosal epithelium)

–